Clean Master Pro is a cleaning tool for Windows operation system. You can use it to clean the junk files, optimize your Windows system, and protect the privacy. It does the same things like an Android app such as it cleans the unwanted junk files, clean the history of the PC browser to keep the privacy protected. You can get it quickly because the interface is straightforward. We are here to provide you the Clean Master Pro for PC license key free one year/365 day.